Created by LindasBusyKitchen on January 9, 2014
Step 1: Preheat oven to 350 degrees F.
Step 2: Beat butter and sugar together until light and fluffy. Add eggs and vanilla, and beat well.
Step 3: Combine flour, xanthan, baking powder, and salt in a medium size bowl.
Step 4: Add dry ingredients and milk to egg mixture, and mix until smooth. Scrape bottom and sides of bowl, and mix again just until smooth.
Step 5: Pour into greased and rice-floured 9 inch round cake pan.
Step 6: Bake at 350 degrees F, for 30 minutes, or until toothpick inserted in center comes out clean.
Step 7: Cool completely before frosting.